Process Control and Instrumentation Small furnace draught is accurately measured by an inclined tube manometer, in which the manometric liquid used most commonly is Carbon tetrachloride Paraffin Water Ethylene glycol Carbon tetrachloride Paraffin Water Ethylene glycol ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When the damping co-efficient (ξ) is unity, the system is Highly fluctuating Underdamped Critically damped Overdamped Highly fluctuating Underdamped Critically damped Overdamped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Presence of a small amount of water in the organic systems can be determined by the __________ method. Dielectric constant end loss factor Emission spectroscopy Electrical conductivity Polarimetry Dielectric constant end loss factor Emission spectroscopy Electrical conductivity Polarimetry ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Minute depression of freezing point of a liquid solvent on addition of a solid solute can be best measured by a Beckman thermometer Mercury thermometer Bimetallic thermometer Dilatometer Beckman thermometer Mercury thermometer Bimetallic thermometer Dilatometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The temperature of tempering oil baths maintained at 400°C during heat treatment of steel is measured by a/an __________ thermocouple. Iron-constantan Chromel-alumel Platinum-platinum/rhodium None of these Iron-constantan Chromel-alumel Platinum-platinum/rhodium None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to 180° - phase lag Phase lag - 180° Phase lag + 180° Phase lag + 90° 180° - phase lag Phase lag - 180° Phase lag + 180° Phase lag + 90° ANSWER DOWNLOAD EXAMIANS APP